1. Specification Parameters
The Nayy aluminium conductor PVC cable is a high-performance single-
Core Cable designed to meet the demands of medium and high-voltage power transmission. Its specification parameters are carefully engineered to ensure reliable and efficient operation in various environments.
Conductor Specifications: The cable is available in two cross-sectional areas: 1X185 mm² and 1X240 mm². These sizes are selected to accommodate different current-carrying requirements. The 1X185 mm² conductor has a current-carrying capacity that makes it suitable for medium-power applications, while the 1X240 mm² conductor can handle higher currents, making it ideal for heavy-duty power transmission. The aluminium conductor used is of high purity, with a minimum purity of 99.5%, ensuring excellent electrical conductivity. The conductor is stranded to enhance
Flexibility, allowing for easier installation in tight spaces.
Voltage Rating: This cable is designed for medium and high-voltage applications, with a voltage rating that complies with international standards. It can effectively transmit power at voltages suitable for industrial, commercial, and large-scale infrastructure projects, ensuring stable power supply even under varying load conditions.
Insulation Parameters: The inner
PVC Insulation layer has a thickness that is precisely calculated to provide effective electrical insulation. It has a high insulation resistance, typically exceeding 1000 MΩ·km at 20°C, which prevents current leakage and ensures safe operation. The breakdown voltage of the insulation layer is also high, meeting or exceeding the requirements specified by the International Electrotechnical Commission (IEC), ensuring that it can withstand the voltage stresses encountered during operation.
Sheath Parameters: The outer
PVC Sheath has a thickness that provides adequate mechanical protection. It is resistant to abrasion, with a wear resistance coefficient that ensures long-term durability even in harsh environments. The sheath also has good tensile strength, allowing it to withstand the stresses of installation and operation without tearing or breaking.
Temperature Range: The cable has a long-term allowable operating temperature of up to 70°C, which means it can operate continuously at this temperature without any degradation in performance. In the event of a short circuit, which typically lasts for no more than 5 seconds, the cable can withstand temperatures up to 160°C, ensuring that it remains structurally stable and does not fail during such transient conditions.
Mechanical Parameters: The minimum bending radius of the cable is an important mechanical parameter. For fixed 敷设 (laying), the minimum bending radius is 6 times the outer diameter of the cable, while for dynamic 敷设，it is 12 times the outer diameter. This flexibility allows for easy installation in various scenarios, including around corners and in confined spaces. The cable also has a high tensile strength, which reduces the risk of damage during transportation, handling, and installation.
2. Characteristic Uses
The Nayy aluminium conductor PVC cable offers a wide range of characteristic uses due to its unique combination of properties, making it a versatile choice for various power transmission applications.
Industrial Applications: In industrial settings, the 1X185 mm² cable is commonly used to power medium-sized industrial equipment such as pumps, compressors, and conveyors. It provides a reliable power supply to these machines, ensuring their efficient operation. The 1X240 mm² cable, on the other hand, is suitable for heavy-duty industrial applications, including powering large motors, industrial furnaces, and manufacturing lines. Its ability to carry high currents makes it ideal for these high-power-consuming equipment.
Commercial Applications: In commercial buildings such as shopping malls, office complexes, and hotels, the 1X185 mm² cable is used for the main power distribution within the building. It supplies power to lighting systems, air conditioning units, elevators, and other electrical devices, ensuring a stable and uninterrupted power supply for the smooth operation of the building. The 1X240 mm² cable may be used in larger commercial facilities with higher power demands, such as large shopping centers or convention centers.
Infrastructure Projects: For large-scale infrastructure projects, both cable sizes find extensive use. The 1X185 mm² cable is used in urban street lighting systems, providing power to street lamps to ensure safe nighttime travel. It is also used in traffic signal systems, ensuring that traffic lights function properly to regulate traffic flow. The 1X240 mm² cable is employed in power transmission lines for bridges and tunnels, providing reliable power to these critical infrastructure components.
Renewable Energy Sector: In the renewable energy sector, the 1X240 mm² cable is widely used in solar photovoltaic
Power Stations and wind farms. It connects the solar panels or wind turbines to the power grid, efficiently transmitting the generated electricity. Its high current-carrying capacity and durability make it suitable for the harsh environmental conditions often encountered in these renewable energy installations.
Residential Applications: In large residential complexes, the 1X185 mm² cable is used for the main power supply to the complex, distributing electricity to individual apartments. The 1X240 mm² cable may be used in high-rise residential buildings with higher power demands, ensuring that all electrical appliances and systems in the building operate smoothly.
3. Material and Style
The materials used in the Nayy aluminium conductor PVC cable are carefully selected to ensure optimal performance, durability, and safety. The cable's style is designed to be compatible with various installation methods and environments.
Conductor Material: The conductor is made of high-purity aluminium, which offers several advantages. Aluminium is lighter than copper, which reduces the overall weight of the cable, making it easier to transport and install. It is also more cost-effective than copper, making the cable a more economical choice for large-scale projects. Despite being less conductive than copper, the high purity of the aluminium used ensures that it has sufficient conductivity for medium and high-voltage power transmission. The aluminium conductor is stranded, which enhances its flexibility and makes it easier to bend and handle during installation.
Insulation Material: The inner insulation layer is made of PVC (polyvinyl chloride), a material known for its excellent electrical insulation properties. PVC is resistant to moisture, chemicals, and heat, making it suitable for use in various environments. It provides a reliable barrier against current leakage, ensuring the safety of the cable and the equipment it powers. The PVC insulation is formulated to have a high dielectric strength, allowing it to withstand the voltage stresses encountered in medium and high-voltage applications.
Sheath Material: The outer sheath is also made of PVC, but with a different formulation than the insulation layer. The sheath PVC is designed to provide mechanical protection to the cable, resisting abrasion, impact, and chemical corrosion. It is also resistant to ultraviolet (UV) radiation, making the cable suitable for outdoor installation where it is exposed to sunlight. The sheath is colored, typically black, which helps to identify the cable and provides additional protection against UV radiation.
Style: The cable has a single-core style, which means it consists of a single conductor surrounded by insulation and a sheath. This style is simple and compact, making it easy to install in various locations. The single-core design also allows for efficient heat dissipation, which is important for maintaining the cable's performance during high-current operation. The cable's outer diameter is designed to be compatible with
Standard Cable glands and fittings, ensuring easy installation and connection.
4. Production Process
The production process of the Nayy aluminium conductor PVC cable involves several stages, each of which is carefully controlled to ensure the quality and reliability of the final product.
Conductor Preparation: The first step in the production process is the preparation of the aluminium conductor. High-purity aluminium ingots are melted and cast into rods. These rods are then drawn through a series of dies to reduce their diameter and form wires. The wires are then stranded together to form the conductor. Stranding is done using specialized machinery that ensures the wires are evenly spaced and tightly bound, enhancing the conductor's flexibility and strength.
Insulation Extrusion: After the conductor is prepared, it is passed through an extrusion machine to apply the PVC insulation layer. The PVC material is heated to a molten state and extruded around the conductor, forming a continuous and uniform insulation layer. The thickness of the insulation layer is carefully controlled during extrusion to meet the specified requirements. The extruded insulation is then cooled using water or air to solidify it, ensuring a tight bond with the conductor.
Sheath Extrusion: Once the insulation layer is applied, the cable moves to the sheath extrusion stage. The same extrusion process is used to apply the outer PVC sheath over the insulation layer. The sheath PVC is heated to a molten state and extruded around the
Insulated Conductor, forming a protective outer layer. The thickness and formulation of the sheath are controlled to provide the required mechanical protection and environmental resistance. After extrusion, the sheath is cooled to solidify it, forming a strong and durable outer layer.
Quality Control Testing: Throughout the production process, various quality control tests are performed to ensure the cable meets the specified standards. These tests include checking the conductor's diameter, resistance, and stranding quality. The insulation layer is tested for thickness, insulation resistance, and breakdown voltage. The sheath is tested for thickness, tensile strength, and impact resistance. Additionally, the finished cable is subjected to overall performance tests, such as voltage withstand tests and temperature cycling tests, to ensure it can operate reliably under various conditions.
Packaging Preparation: After passing all quality control tests, the cable is prepared for packaging. It is wound onto reels of appropriate size, depending on the length of the cable. The reels are made of durable materials such as wood or steel to ensure they can withstand the weight of the cable during transportation and storage. The cable is securely fastened to the reels to prevent it from unwinding during handling.
5. Packaging
The packaging of the Nayy aluminium conductor PVC cable is designed to protect the cable during transportation, storage, and handling, ensuring that it arrives at the installation site in good condition.
Reel Packaging: The cable is wound onto large reels, which are typically made of wood or steel. The size of the reel depends on the length and diameter of the cable. For example, a 1X185 mm² cable of 500 meters may be wound onto a wooden reel with a diameter of 1.2 meters, while a 1X240 mm² cable of the same length may require a larger reel with a diameter of 1.5 meters. The reels are designed to be sturdy and stable, preventing the cable from being damaged during transportation.
Protective Covering: The cable on the reel is covered with a protective material, such as a plastic sheet or a jute bag, to protect it from dust, moisture, and sunlight. This protective covering helps to maintain the quality of the cable's insulation and sheath, ensuring that they do not degrade during storage or transportation.
Labeling: Each reel is labeled with important information about the cable, including the cable type, cross-sectional area, length, voltage rating, manufacturer's name, and production date. This information helps to identify the cable and ensures that it is used correctly in the intended application. The labels are printed clearly and are resistant to fading, ensuring that the information remains legible even after prolonged storage.
Palletization: For smaller reels or when multiple reels are being transported, they are often palletized. The reels are placed on wooden or plastic pallets, which are then secured with straps to prevent movement during transportation. Palletization makes it easier to handle and transport the reels using forklifts or other material handling equipment.
6. Transportation
The transportation of the Nayy aluminium conductor PVC cable requires careful planning and handling to ensure that the cable arrives at its destination in good condition.
Mode of Transportation: The choice of transportation mode depends on the distance, quantity, and urgency of the delivery. For short distances, road transportation is often used, with the cable reels loaded onto trucks. For longer distances, rail or sea transportation may be more suitable. Rail transportation is efficient for large quantities of cable, while sea transportation is cost-effective for international shipments. Air transportation is used for urgent deliveries, but it is more expensive.
Loading and Unloading: During loading and unloading, special care is taken to avoid damaging the cable reels. Forklifts or cranes with appropriate lifting equipment are used to handle the reels. The reels are lifted carefully to prevent them from tipping over or colliding with other objects. It is important to ensure that the reels are properly secured during transportation to prevent movement and damage.
Environmental Considerations: The cable is sensitive to extreme temperatures, moisture, and sunlight. During transportation, it is protected from these elements. For example, when transporting by truck, the cable reels may be covered with a tarp to protect them from rain and sunlight. In cold weather, measures may be taken to prevent the cable from freezing, which could damage the insulation and sheath.
Documentation: Proper documentation is essential during transportation. This includes bills of lading, packing lists, and certificates of conformity. These documents provide information about the shipment, including the quantity, type, and destination of the cable. They also ensure that the cable meets the required standards and regulations at the destination.
7. Delivery
The delivery process of the Nayy aluminium conductor PVC cable is designed to ensure that the cable is delivered to the customer on time and in good condition.
Order Processing: When a customer places an order, the order is processed promptly. The customer's requirements, such as the cable type, cross-sectional area, length, and delivery date, are confirmed. The inventory is checked to ensure that the required cable is available. If the cable is not in stock, production is scheduled to meet the delivery date.
Scheduling Delivery: Once the cable is ready for delivery, a delivery schedule is created. The schedule takes into account the customer's location, the mode of transportation, and any special requirements. The customer is notified of the delivery date and time, allowing them to make arrangements to receive the cable.
Delivery Inspection: When the cable is delivered, the customer is required to inspect it. The customer checks the packaging for any damage and verifies that the cable's specifications match the order. If any issues are found, they are reported to the supplier immediately.
Installation Assistance: In some cases, the supplier may provide installation assistance to the customer. This can include providing technical advice on how to install the cable correctly or sending a technician to supervise the installation. This ensures that the cable is installed properly, maximizing its performance and lifespan.
8. Samples
Providing samples of the Nayy aluminium conductor PVC cable is an important part of the sales process, allowing customers to evaluate the cable's quality and suitability for their applications.
Sample Availability: Samples of both the 1X185 mm² and 1X240 mm² cables are available upon request. The samples are typically short lengths, ranging from 1 to 5 meters, which are sufficient for customers to perform tests and inspections.
Sample Request Process: Customers can request samples by contacting the supplier's sales department. The customer provides information about their application and the specific cable they are interested in. The supplier then processes the request and arranges for the sample to be sent.
Sample Testing: Customers can perform various tests on the samples to evaluate their performance. This can include checking the conductor's diameter and resistance, testing the insulation's resistance and breakdown voltage, and assessing the sheath's mechanical properties. The samples can also be visually inspected to check for any defects in the conductor, insulation, or sheath.
Sample Feedback: After testing the samples, customers provide feedback to the supplier. This feedback helps the supplier to improve the product and ensures that the cable meets the customer's requirements. If the customer is satisfied with the sample, they can proceed to place an order.
9. After-Sales Service
The Nayy aluminium conductor PVC cable comes with comprehensive after-sales service to ensure customer satisfaction and provide support throughout the cable's lifespan.
Technical Support: The supplier provides technical support to customers, answering any questions they may have about the cable's installation, operation, or maintenance. Technical support is available via phone, email, or online chat, ensuring that customers can get assistance when they need it.
Warranty: The cable is backed by a warranty, which covers defects in materials and workmanship. The warranty period typically ranges from 12 to 24 months, depending on the application and the supplier's policies. If the cable fails within the warranty period due to a manufacturing defect, the supplier will replace or repair the cable free of charge.
Maintenance Guidance: The supplier provides maintenance guidance to customers, advising them on how to properly maintain the cable to extend its lifespan. This includes recommendations for regular inspections, cleaning, and testing. Following these maintenance guidelines can help to prevent premature failure of the cable and ensure its reliable operation.
Repair and Replacement: If the cable is damaged or fails outside the warranty period, the supplier can provide repair or replacement services. The supplier's technicians can assess the damage and recommend the most appropriate solution, whether it is a repair or a complete replacement.
Customer Feedback: The supplier actively seeks customer feedback to continuously improve its products and services. Customer feedback is used to identify areas for improvement and to develop new products that meet the changing needs of the market.
In conclusion, the Nayy aluminium conductor PVC cable (1X185 mm², 1X240 mm²) is a high-quality, versatile cable that offers reliable performance in a wide range of applications. Its carefully selected materials, precise specification parameters, and advanced production process ensure that it meets the highest standards of quality and safety. The comprehensive packaging, transportation, delivery, sample, and after-sales services provided by the supplier ensure that customers receive the cable in good condition and have access to support throughout its lifespan. Whether used in industrial, commercial, infrastructure, renewable energy, or residential applications, this cable is a reliable and cost-effective choice for medium and high-voltage power transmission.
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